i think the fact of the matter is most visitors in cities in the united states rank higher than we are. >> mayor ed lee said it's time for a spring cleaning campaign. >> i think everybody will agree, there are our favorite corridors that we always like more people to see, but we don't like the trash on the streets or illegal dumping or graffiti. >> and the mayor really knows, he used to be the head of the department of public works in charge of cleaning up all that stuff. by the way, this survey was taken from may through august of last year, but the results were just published in an online article and will appear in the november issue of "travel and leisure" magazine. >>> up next, a massive work of art. the bay bridge will soon become a canvas for light. find out when you will see it sparkle. and take a live look now. this is from our tam cam showing you the sun getting ready to rise. lisa argen will have your full accuweather forecast in just a few minutes. [ fingers tapping ] [ rain pattering ] [ heels clicking ] [ female announcer ] yoplait light tastes great now... ♪ ...and feel